The Delkin Devices CFast 2.0 128GB Memory Card is designed to excel in the latest generation of professional cameras and camcorders, boasting write speeds up to 440MB/s. Tested and approved in leading CFast cameras and recorders, the CFast 2.0 memory card is able to capture smooth, uninterrupted 4K UltraHD & Full HD cinema-quality footage, without corruption or dropped frames. The card is also approved for real-time broadcasting and supports continuous-burst shooting, allowing you to capture rapid-fire RAW shots without delay. With transfer speeds reaching 515MB/s (3x faster than today's fastest CompactFlash cards), the CFast 2.0 memory card ensures the quickest, most efficient data transfer from card to computer, streamlining your workflow and allowing you to work on your files sooner. The card is backed by a Lifetime Warranty and Delkin's American based customer support team out of San Diego, CA.